222151462 has 8 divisors (see below), whose sum is σ = 358860096. Its totient is φ = 102531432.

The previous prime is 222151453. The next prime is 222151463. The reversal of 222151462 is 264151222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222151463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4272118 + ... + 4272169.

It is an arithmetic number, because the mean of its divisors is an integer number (44857512).

Almost surely, 2^222151462 is an apocalyptic number.

222151462 is a deficient number, since it is larger than the sum of its proper divisors (136708634).

222151462 is a wasteful number, since it uses less digits than its factorization.

222151462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8544302.

The product of its digits is 1920, while the sum is 25.

The square root of 222151462 is about 14904.7462910309. The cubic root of 222151462 is about 605.6425675239.

The spelling of 222151462 in words is "two hundred twenty-two million, one hundred fifty-one thousand, four hundred sixty-two".